*{
    padding: 0;
    margin: 0;
}

  .tablet{
    width:100%;
    height:910px;
    margin: 0 auto;
    background: url(../img/timg.jpg) no-repeat;
    background-size: 100% 100%;
    position: relative;
  &-aab{
    width: 300px;
    height: 300px;
   
    background: url(../img/timg123.jpg);
    background-size: 100% 100%;
    position: absolute;
    top:280px;
    left:450px;
    & .yonghu{
    width:300px;
    height: 30px;
    margin-top: 80px;
    line-height: 30px;
    margin-left: 15px;
    float: left;
    & .username{
        width: 180px;
        height: 20px;
        border: none;
    }
    }
    & .mima{
        width:300px;
        height: 30px;
        margin-top: 30px;
        line-height: 30px;
        margin-left: 30px;
        float: left;
        & .password{
            width: 180px;
            height: 20px;
            border: none;
        }
    }
    
    & .deng{
        width:300px;
        height: 30px;
        margin-top: 50px;
        line-height: 30px;
        
        float: left;
        
   
    & #bbtn{
     width:60px;
     height: 25px;
    margin-left: 50px;
     color: #1a1a1a;
        font-size: 16px;
        border-top-left-radius: 5px;
        border-top-right-radius: 5px;
        border-bottom-right-radius: 5px;
        border-bottom-left-radius: 5px;
    }
    & #btn{
     width:60px;
     height: 25px;
     margin-left: 80px;
     color: #1a1a1a;
        font-size: 16px;
        border-top-left-radius: 5px;
        border-top-right-radius: 5px;
        border-bottom-right-radius: 5px;
        border-bottom-left-radius: 5px;
    }
}

  }
  h2{
   position: absolute;
   left: 90px;
   top:20px;
   font-family:'楷体';
   font-weight: 800;
  }
  }